Kramer Electronics VP-201xl Computer Graphics Video Mechanical Switcher 2x1or 1 High Bandwidth - 1300MHz (-3dB). HDTV Compatible. Mechanical (Passive) Switching - No power required. Bi-directional Operation - Can be used as a 2x1 switcher (2 inputs, 1 output) or a 1x2 switcher (1 input, 2 outputs). Compact Kramer TOOLS - 3 units can be rack mounted side-by-side in a 1U rack space with the optional RK-3T rack adapter.